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Date:      Thu, 24 Jun 1999 10:00:41 -0500
From:      Karl Denninger <karl@Denninger.Net>
To:        Julian Elischer <julian@whistle.com>
Cc:        hackers@FreeBSD.ORG
Subject:   Re: Microsoft performance (was: ...)
Message-ID:  <19990624100041.B7559@Denninger.Net>
In-Reply-To: <Pine.BSF.3.95.990623203542.993P-100000@current1.whistle.com>; from Julian Elischer on Wed, Jun 23, 1999 at 08:48:54PM -0700
References:  <19990623223038.A6422@Denninger.Net> <Pine.BSF.3.95.990623203542.993P-100000@current1.whistle.com>

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On Wed, Jun 23, 1999 at 08:48:54PM -0700, Julian Elischer wrote:
> With Uniprocessor things are a lot more equal.
> but we still suck on netbench.
>  
> This is due to the exact form of netbench which is exactly nonoptimal for
> FreeBSD.

I'm not interested in benchmarks.  I'm interested in real-world
performance and real-world operational work done over units of time.

> Also becaosue of the GKL (Giant Kernel Lock) (see Solaris's results)

I know about the SMP issues.  But in many applications going to SMP is
actually a reliability AND throughput lose (web servers is one example).
You're better off with 4 machines than 1 big 4-way machine.

> So don't assume that NT figures must be bad..
> we have too many weaknesses in our own code to throw stones. 
> 
> It'd be intersting to see how FreeBSD 1.1.5 would have performed on the
> same tests. Sometimes we've gained in general performance but lost in
> some specific cases.

Anyone can tune a kernel or OS for benchmarks.  I'm a lot more interested
in how it all works in the real world since you don't run benchmarks when
you're trying to get real work done.

--
-- 
Karl Denninger (karl@denninger.net)  Web: fathers.denninger.net
I ain't even *authorized* to speak for anyone other than myself, so give
up now on trying to associate my words with any particular organization.


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